Re: [v9.5] Custom Plan API

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От Kouhei Kaigai
Тема Re: [v9.5] Custom Plan API
Дата
Msg-id 9A28C8860F777E439AA12E8AEA7694F8F9FAD6@BPXM15GP.gisp.nec.co.jp
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Ответ на Re: [v9.5] Custom Plan API  (Stephen Frost <sfrost@snowman.net>)
Ответы Re: [v9.5] Custom Plan API
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> * Kouhei Kaigai (kaigai@ak.jp.nec.com) wrote:
> > > I didn't ask this before but it's been on my mind for a while- how
> > > will this work for custom data types, ala the 'geometry' type from
> PostGIS?
> > > There's user-provided code that we have to execute to check equality
> > > for those, but they're not giving us CUDA code to run to perform that
> equality...
> > >
> > If custom-plan provider support the user-defined data types such as
> > PostGIS, it will be able to pick up these data types also, in addition
> > to built-in ones. It fully depends on coverage of the extension.
> > If not a supported data type, it is not a show-time of GPUs.
>
> So the extension will need to be aware of all custom data types and then
> installed *after* all other extensions are installed?  That doesn't strike
> me as workable...
>
I'm not certain why do you think an extension will need to support all
the data types.
Even if it works only for a particular set of data types, it makes sense
as long as it covers data types user actually using.

Thanks,
--
NEC OSS Promotion Center / PG-Strom Project
KaiGai Kohei <kaigai@ak.jp.nec.com>




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